Danylo Lytovchenko
127 lines
3.9 KiB
C++
127 lines
3.9 KiB
C++
/*
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Copyright (c) 2023 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <hip_test_common.hh>
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#include <hip/hiprtc.h>
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#include <hip/hip_runtime.h>
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#include <vector>
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#include <fstream>
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static constexpr auto saxpy{
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R"(
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extern "C"
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__global__
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void saxpy(float a, float* x, float* y, float* out, size_t n)
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{
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size_t tid = blockIdx.x * blockDim.x + threadIdx.x;
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if (tid < n) {
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out[tid] = a * x[tid] + y[tid];
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}
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}
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)"};
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static constexpr size_t num_iterations = 200000; // 20K times
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bool CommitBCToFile(char* executable, size_t exe_size, const std::string& bit_code_file) {
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std::fstream bc_file;
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bc_file.open(bit_code_file, std::ios::out | std::ios::binary);
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if (!bc_file) {
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WARN("Cannot create file");
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;
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return false;
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}
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bc_file.write(executable, exe_size);
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bc_file.close();
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return true;
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}
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void GetCodeObjectUsingRTC(size_t codeSize, std::vector<char>& code) {
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hiprtcProgram prog;
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hiprtcCreateProgram(&prog, saxpy, "saxpy.cu", 0, nullptr, nullptr);
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hipDeviceProp_t props;
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int device = 0;
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HIP_CHECK(hipGetDeviceProperties(&props, device));
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#ifdef __HIP_PLATFORM_AMD__
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std::string sarg = std::string("--gpu-architecture=") + props.gcnArchName;
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#else
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std::string sarg = std::string("--fmad=false");
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#endif
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const char* options[] = {sarg.c_str()};
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hiprtcResult compileResult{hiprtcCompileProgram(prog, 1, options)};
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size_t logSize;
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HIPRTC_CHECK(hiprtcGetProgramLogSize(prog, &logSize));
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if (logSize) {
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std::string log(logSize, '\0');
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HIPRTC_CHECK(hiprtcGetProgramLog(prog, &log[0]));
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WARN("Log: " << log);
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}
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REQUIRE(compileResult == HIPRTC_SUCCESS);
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HIPRTC_CHECK(hiprtcGetCodeSize(prog, &codeSize));
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code.resize(codeSize);
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HIPRTC_CHECK(hiprtcGetCode(prog, code.data()));
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HIPRTC_CHECK(hiprtcDestroyProgram(&prog));
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}
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/**
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* Test Description
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* ------------------------
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* - Compiles a kernel using hiprtc (mainly to use dynamically find gpu arch).
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* - Commits the compiled code object to a file.
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* - Run hipModuleLoad and hipModuleUnload for 20K times.
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*
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* Test source
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* ------------------------
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* - unit/module/hipModuleLoadUnload.cc
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*
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.0
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*/
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TEST_CASE("Stress_hipModuleLoadUnload") {
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size_t code_size = 0;
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std::vector<char> code;
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GetCodeObjectUsingRTC(code_size, code);
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std::string co_file("temp_code_object.txt");
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if (!CommitBCToFile(code.data(), code.size(), co_file)) {
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WARN("Could not commit CO to file ");
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return;
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}
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for (size_t iter_idx = 0; iter_idx < num_iterations; ++iter_idx) {
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if ((iter_idx % 2000) == 0) {
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std::cout << "Iteration :" << iter_idx << std::endl;
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UNSCOPED_INFO("Unscoped Prints");
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}
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hipModule_t module;
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HIP_CHECK(hipModuleLoad(&module, co_file.c_str()));
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HIP_CHECK(hipModuleUnload(module));
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}
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}
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